02
Jun
2010
Legousia speculum-veneris - Venus looking-glass
Flowers | Magnoliopsida
8
0

Scientific Name - Legousia speculum-Veneris (L.) Chaix.

Synonyms - speculate speculum-Veneris

Popular names - flower Saint Friday, Venus looking glass

Distribution and Habitat - increases in grain fields, sunny areas, up to 800 m altitude.

Description - annual species, fibrous roots. Ramified stem, edges, more or less pubescent, 10-40 cm high. Leaves basal, oblong-spatulate, obtuse tip; cauline leaves 0.5-2.5 x 0.3-1 cm, oblong-obovate, wavy edges, Sesi, semi-amplexicaule. Inflorescence branched, terminal. Flowers 1.5-2.3 cm in diameter, Sesi. Calyx 0.7-0.8 cm, green, five sepa linear, top acute recurv, pubescent. Corola 0.9-1.1 cm, violet-purple with a cream-based pataalb, five petals ovata, obtuse or acute mucron the top. Stamens 5, filaments white, anthers cream. Blooms in May-July. Capsule 1.0-1.5 cm oblunga, dehiscenta, persistent calyx. Seeds oval, glossy brown. 2n = 20

Propagation - the seeds germinate in 16 days.

Curiosity - French botanist Legousia is dedicated Legouz name of Garland, founder of the botanical gardens in Digione 1773-Veneris speculum = mirror round Aphrodite because of the corolla.

Speculum-Veneris Legousia can become invasive of cereal fields.

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